ASK+FSK 源代码

close all; clear all; snr_in=6;%设定接收信号的信噪比 %select=menu('调制方式','2ASK','4ASK','2FSK','4FSK','2PSK','QPSK','16QAM'); for i=1:7 …

2ask,4ask,2fsk,4fsk,2psk,4psk,16qam,gmsk,msk,pi/4qpsk,oqpsk.11种数字信号的生成。

% 不同二进制系统在采用不同的解调方式下的性能比较 Eb_n0=0.1:0.2:100; P_2ASK_相干(Eb_n0)=Qfunct(sqrt(Eb_n0)); P_2ASK_非相干(Eb_n0)=0.5*exp(-Eb_n0/2); …

%2ASK数字混频正交变换 signal_demode=(1:size(signal_2ask))'; signal_demode_I=cos(2*pi*Fc*signal_demode/Fs); signal_demode_Q=sin(2*pi*Fc*…

%2ASK数字混频正交变换 signal_demode=(1:size(signal_2ask))'; signal_demode_I=cos(2*pi*Fc*signal_demode/Fs); signal_demode_Q=sin(2*pi*Fc*…

BP神经网络对2ask,2fsk,4fsk,2psk,4psk,gmsk六种信号的学习和训练。